Fatal error: Uncaught Error: Call to a member function getUuid4() on null in /var/www/html/mount/app/vendor/hettich/pimcore-incubators/src/Hettich/Pimcore/IncubatorsBundle/Controller/DefaultController.php:429 Stack trace: #0 /var/www/html/mount/app/vendor/symfony/http-kernel/HttpKernel.php(181): Hettich\Pimcore\IncubatorsBundle\Controller\DefaultController->configurationAction() #1 /var/www/html/mount/app/vendor/symfony/http-kernel/HttpKernel.php(76): Symfony\Component\HttpKernel\HttpKernel->handleRaw() #2 /var/www/html/mount/app/vendor/symfony/http-kernel/Kernel.php(197): Symfony\Component\HttpKernel\HttpKernel->handle() #3 /var/www/html/mount/app/public/index.php(36): Symfony\Component\HttpKernel\Kernel->handle() #4 {main} thrown in /var/www/html/mount/app/vendor/hettich/pimcore-incubators/src/Hettich/Pimcore/IncubatorsBundle/Controller/DefaultController.php on line 429